/**
	 * Retrieve object using using composite pkey values.
	 * @param      string $id_eleve
	 * @param      string $id_etablissement
	 * @param      PropelPDO $con
	 * @return     JEleveAncienEtablissement
	 */
	public static function retrieveByPK($id_eleve, $id_etablissement, PropelPDO $con = null) {
		$_instancePoolKey = serialize(array((string) $id_eleve, (string) $id_etablissement));
 		if (null !== ($obj = JEleveAncienEtablissementPeer::getInstanceFromPool($_instancePoolKey))) {
 			return $obj;
		}

		if ($con === null) {
			$con = Propel::getConnection(JEleveAncienEtablissementPeer::DATABASE_NAME, Propel::CONNECTION_READ);
		}
		$criteria = new Criteria(JEleveAncienEtablissementPeer::DATABASE_NAME);
		$criteria->add(JEleveAncienEtablissementPeer::ID_ELEVE, $id_eleve);
		$criteria->add(JEleveAncienEtablissementPeer::ID_ETABLISSEMENT, $id_etablissement);
		$v = JEleveAncienEtablissementPeer::doSelect($criteria, $con);

		return !empty($v) ? $v[0] : null;
	}